Labconco Guardian 1000 Digital Airflow Monitor - Manual (Page 6)

Labconco Instruction Sheet 3909400, Rev. F, ECO F288 6 of 7
thermo anemometer. Enter the high value set point on the display. The high value must
be at least 10 fpm greater than the low value. The high exhaust volume calibration will
take about 5 seconds.
9. Be sure to enter “DONE” after successfully completing the low and high calibration set
points.
10. Once calibration is completed, go to “RUN” and hit “ENTER”. The value should read
close to the high calibration set point.
11. With the sash fully open, the Digital 1000 monitor should go into “RED LED” low air
alarm if successfully calibrated.
Digital 1000 Alternate Configuration Procedure (for Constant Volume Conditions)
Note: Enter Button stores information and +/- Buttons allow for scrolling.
1. Push the “ENTER” Button on the face of the alarm until the “SET UP” Menu is
displayed.
2. Scroll to “SET UP” and hit “ENTER”.
3. The PASSWORD MENU displays (The Password is 0000). Press the ENTER button
repeatedly until the CAL CONFIG MENU is displayed.
4. In the CAL CONFIG MENU set the following:
CALIBRATION - CONFIGURATION MENU SETTINGS
DISPLAY UNITS FPM
* 48 FPM (60 fpm Operating inflow)
* 64 FPM (80 fpm Operating inflow)
LOW AIR ALARM “RED LED”
* 80 FPM (100 fpm Operating inflow)
LOW AIR CUTOFF OFF
* 51 FPM (60 fpm Operating inflow)
* 67 FPM (80 fpm Operating inflow)
WARNING AIR ALARM “YELLOW LED”
* 83 FPM (100 fpm Operating inflow)
WARNING AIR RESET 3 FPM
HIGH AIR ALARM OFF
LOWER AIR SAMPLE FLUCTUATIONS OFF
HIGHER AIR FLUCTUATIONS 3%
LOWER / HIGHER AIR SAMPLE DIFFERENCE 3%
WARN TO ALARM AIR TIME 10 SECONDS
ALARM TO WARN AIR TIME 3 SECONDS
SHOW AIR FLOW ON
SHOW TIME LINE OFF = DISPLAYS BAR GRAPH OFF
AUDIBLE ALARM ENABLED
SENSOR DIFFERENCE 2%
* (Suggested Air Alarm Settings) Refer to the chart on the previous page for a range of air
velocity settings that may be used.
5. To complete the CAL CONFIG, be sure to enter “DONE”. You are returned to the
Main Menu.